PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N53934Disk,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-919-8381 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-919-8381 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-919-8381. Primary manufacturer part number: N53934.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 3.800 INCHES NOMINAL IN
  • Media for Which Designed: OIL OR WATER
  • Material: RUBBER SYNTHETIC
  • Inside Diameter: 1.150 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • 3 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-919-8381, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-919-8381
Primary Part NumberN53934
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Outside Diameter3.800 INCHES NOMINAL IN
Media for Which DesignedOIL OR WATER
MaterialRUBBER SYNTHETIC
Inside Diameter1.150 INCHES NOMINAL IN
Style DesignatorPLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5905-00-461-785853934 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
4820-00-919-8378N53926 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4710-01-130-879754209 INTERCHANGEABLE
Tube,pitot,water Pressure Reduci
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-312-2046N53922 INTERCHANGEABLE
Disk,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
53934 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
19965N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N53934 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5905-00-461-7858INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
53934
4820-00-919-8378INTERCHANGEABLE
SEAT,VALVE
N53926
4710-01-130-8797INTERCHANGEABLE
TUBE,PITOT,WATER PRESSURE REDUCI
54209
4820-01-312-2046INTERCHANGEABLE
DISK,VALVE
N53922

Frequently Asked Questions

What is NSN 4820-00-919-8381?

NSN 4820-00-919-8381 is a Disk,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-919-8381?

NSN 4820-00-919-8381 has 3 cross-referenced part numbers: 53934 (Leslie Controls, Inc. Dba Leslie Controls Inc), 19965N (Leslie Controls, Inc. Dba Leslie Controls Inc), N53934 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-919-8381?

There are 4 known substitutes for 4820-00-919-8381: 5905-00-461-7858, 4820-00-919-8378, 4710-01-130-8797 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N53934?

Key specifications for N53934: Outside Diameter: 3.800 INCHES NOMINAL IN; Media for Which Designed: OIL OR WATER; Overall Height: 0.220 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 6 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com